Which RMAN command do you use to verify that the RMAN repository information is synchronized with the actual files that exist on disk？（）

A . It will display a list of files that need incremental backup B . It will display a list of files that need backup after five days C . It will display a list of files that were backed up in the last five days D . It will display a list of files that have not been backed up in the last five days E . It will apply the current retention policy to determine the files that need to be backed u

A . ’SQL ALTER DATABASE OPEN’； B . SQL ALTER DATABASE ’OPEN’； C . OPEN DATABASE； D . DATABASE OPEN

A .  It will display a list of files that need incremental backup B .  It will display a list of files that need backup after five days C .  It will display a list of files that were backed up in the last five days D .  It will display a list of files that have not been backed up in the last five days E .  It will apply the current retention policy to determine the files that need to be backed u

A .  The current control file is not automatically backed up every time you perform a backup. B .  The backups save space on the storage media. C .  While performing backups across a network， the network bandwidth is reduced. D .  The backups consist of backup pieces.

A . The command fails because you cannot configure a redundancy-based retention policy when backup optimization is enabled B . Backup optimization is performed, but RMAN considers the redundancy-based retention policy when it determines which datafiles should be backed up C . Backup optimization is permanently disabled D . Backup optimization is temporarily disabled because a redundancy-based retention policy is specified

A . LIST EXPIRED B . DELETE EXPIRED C . DELETE OBSOLETE D . CHANGE UNCATALOG

A .  Repair the corrupted blocks. If any. In the backup created B .  Populate VSCOPV_CORRUPTION with names of files that have corrupted blocks C .  Back up the database after checking whether array of the files have corrupted blocks D .  Discover any corrupt blocks that are viewable with the VSDATABASE_BI-OCK_CORBUPTION view E .  Repair all corrupted blocks that have been logged in the VSDATABASE_BLOCK_ CORRUPTION

A .  A different procedure is required to restore a database from compressed backups B .  The AS COMPRESSED clause of the BACKUP command provided by RMAN is used to create compressed  backup sets and image copies. C .  Using this command to create backups minimizes the bandwidth consumed D .  Using this command to create backups improves the performance of the backup proce

A .  The ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file is recovered from the image copy. B .  The ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file is recovered from the last incremental backup. C .  Image copies of the ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file are updated with all changes up to incremental backup SCN. D .  Image copies of the ’/u01/app/oracle/oradata/orcl/users01.dbf’ data file are recovered using the above command if data file recovery fails.

A . The '/u01/app/oracle/oradata/orcl/users01.dbf' data file is recovered from the image copy B . The '/u01/app/oracle/oradata/orcl/users01.dbf' data file is recovered from the last incremental backup C . Image copies of the '/u01/app/oracle/oradata/orcl/users01.dbf' data file are updated with all changes up to incremental backup SCN. '/ u01/app/oracle/oradata/orcl/users01.dbf D . Image copies of the '/u01/app/oracle/oradata/orcl/users01.dbf' data file are recovered using the above command if data file recovery fail

A . A different procedure is required to restore a database from compressed backups  B . The AS COMPRESSED clause of the BACKUP command provided by RMAN is used to create compressed backup sets and image copies.  C . Using this command to create backups minimizes the bandwidth consumed. D . Using this command to create backups improves the performance of the backup process&e

A . The database is in NOMOUNT state. B . The database is in ARCHIVELOG mode and the tablespace is online. C . The database is in ARCHIVELOG mode and the tablespace is offline. D . The database is in NOARCHIVELOG mode and the tablespace is online. E . The database is in NOARCHIVELOG mode and the tablespace is offline.

A .  The command fails because you cannot configure a redundancy-based retention policy when backup  optimization is enabled B .  Backup optimization is performed， but RMAN considers the redundancy-based retention policy when it determines which datafiles should be backed up C .  Backup optimization is permanently disabled D .  Backup optimization is temporarily disabled because a redundancy-based retention policy is specified

A . back up the control file to trace B . bring database to the MOUNT state C . open a connection to the RMAN recovery catalog， which contains the RMAN metadata for the target database D . set the database ID （DBID）， but only if the DB_NAME parameter associated with the target database is unique in the recovery catalog

A .  The database is in NOMOUNT state. B .  The database is in NOARCHIVELOG mode and the tablespace is online. C .  The database is in NOARCHIVELOG mode and the tablespace is offline. D .  The database is in ARCHIVELOG mode and the tablespace is offline. E .  The database is in ARCHIVELOG mode and the tablespace is online.

A .  Create a backup of the database and recover all corrupted blocks found in the backup. B .  Run a backup validation and list all the logically corrupt blocks as well as physically corrupt blocks in the database. C .  Run a backup validation to populate V$COPY_CORRUPTION view， and then list any corrupt blocks recorded in the view. D .  Run a backup validation to populate V$DATABASE_BLOCK_CORRUPTION view， and then repair any corrupt blocks recorded in the view. E .  Run a backup validation， repair any corrupt blocks found during the validation process， and then update V$DATABASE_BLOCK_CORRUPTION view to indicate which corrupt blocks have been repaired.

A . Corrupted blocks, if any, are repaired. B . Checks are performed for physical corruptions. C . Checks are performed for logical corruptions. D . Checks are performed to confirm whether all database files exist in correct locations E . Backup sets containing both data files and archive logs are created.

A .  back up the control file to trace B .  bring database to the MOUNT state C .  open a connection to the RMAN recovery catalog， which contains the RMAN metadata for the target database D .  set the database ID （DBID）， but only if the DB_NAME parameter associated with the target database is unique in the recovery catalog

A . create recovery catalog  B . create catalog C . build catalog  D . catalog create  E . mount catalog&e

A .  to configure RMAN to maintain backup information in the RMAN repository for seven days B .  to configure RMAN to maintain backup information in the control file for at least seven days C .  to display the list of files that have not been backed up for the last seven days D .  to display the list of files that must be backed up within seven day

A . RESTORE DATAFILE ’/DISK2/user_data01.dbf’ B . RESTORE DATAFILE ’/DISK3/user_data01.dbf’ C . SET NEWNAME FOR ’/DISK3/user_data01.dbf’ TO’/DISK2/user_data01.dbf’ D . SET NEWNAME FOR ’/DISK2/user_data01.dbf’ TO’/DISK3/user_data01.dbf&rsquo

A .  It will display a list of files that need incremental backup. B .  It will display a list of files that need backup after five days. C .  It will display a list of files that were backed up in the last five days. D .  It will display a list of files that have not been backed up in the last five days. E .  It will apply the current retention policy to determine the files that need to be backed up.

A . A different procedure is required to restore a database from compressed backups B . The AS COMPRESSED clause of the BACKUP command provided by RMAN is used to create compressed backup sets and image copies. C . Using this command to create backups minimizes the bandwidth consumed D . Using this command to create backups improves the performance of the backup proce

<img src='https://img2.soutiyun.com/ask/uploadfile/2019-03-27/31f166c0cedddf6946f2b336e2153075.jpg' /> A. The command performs the recovery and closes the failures. B. The command only displays the advice and the RMAN script required for repair. C. The command produces an error because the ADVISE FAILURE command has not been executed before the REPAIR FAILURE command. D. The command executes the RMAN script to repair the failure and removes the entry from the Automatic Diagnostic Repository (ADR).